"护士"用英语叫做"nurse"。来源是来自古法语"nourrice"，意思是护理人员。
"医生"用英语叫做"doctor"。来源是源自拉丁语"docere"，意思是教导。
例句:
She is a nurse. (她是一名护士。)
He is a doctor. (他是一名医生。)
Nurses are the backbone of the healthcare system. (护士是医疗保健系统的中坚力量。)
The doctor prescribed some medicine for my illness. (医生为我的病开了一些药。)